/Engine/Source/Editor/UnrealEd/Public/FileHelpers.h
Saves all asset packages to the specified directory.
true if one or more packages were autosaved; false otherwise
static bool AutosaveContentPackages ( const [FString](API\Runtime\Core\Containers\FString) & AbsoluteAutosaveDir, const int32 AutosaveIndex, const bool bForceIfNotInList, const [TSet](API\Runtime\Core\Containers\TSet)< [TWeakObjectPtr](API\Runtime\Core\UObject\TWeakObjectPtr)< [UPackage](API\Runtime\CoreUObject\UObject\UPackage) >, [TWeakObjectPtrSetKeyFuncs](API\Runtime\Core\UObject\TWeakObjectPtrSetKeyFuncs)< [TWeakObjectPtr](API\Runtime\Core\UObject\TWeakObjectPtr)< [UPackage](API\Runtime\CoreUObject\UObject\UPackage) >> > & DirtyPackagesForAutoSave )